package com.atguigu.dao;

import com.atguigu.pojo.Role;

import java.util.Set;

/**
 * @author Eric
 * @Create 2020-09-22  11:18
 * @Version project-workspace-0912
 **/
public interface RoleDao {

    //根据用户Id查询角色集合
    Set<Role> findRolesByUserId(Integer userId);
}
